CN102661356B - Hydrogenated nitrile butadiene V-ribbed belt for engine - Google Patents
Hydrogenated nitrile butadiene V-ribbed belt for engine Download PDFInfo
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Abstract
The invention discloses a hydrogenated nitrile butadiene V-ribbed belt for an engine. The hydrogenated nitrile butadiene V-ribbed belt aims to overcome shortcomings that an existing V-ribbed belt is narrow in service temperature range and is short in service life when used at temperature exceeding the service temperature range. The hydrogenated nitrile butadiene V-ribbed belt for the engine sequentially comprises a back cloth layer, an adhesion layer and a compression layer from outside to inside, a framework layer is distributed in the adhesion layer, a plurality of wedge grooves are arranged on the inner surface of the compression layer, both the adhesion layer and the compression layer are mainly made of hydrogenated nitrile butadiene rubber, and base cloth of the back cloth layer is mainly made of rubber cement of hydrogenated nitrile butadiene rubber by means of immersion treatment. The hydrogenated nitrile butadiene V-ribbed belt for the engine can normally and effectively work within a wider temperature range from -50 DEG C to 150 DEG C for a long time, and is stable in performance and long in service life.
Description
Technical field
The present invention relates to mechanical transmission fields, particularly a kind of motor hydrogenated nitrile-butadiene rubber poly Vbelt.
Background technique
Hydrogenated nitrile-butadiene rubber poly Vbelt is generally used and is used in motor car engine, and along with the space of motor car engine is more and more less, power is increasing, and service condition is increasingly harsh, and serviceability temperature is more and more higher, and motor is more and more longer to poly Vbelt life requirements.And poly Vbelt material used mostly is neoprene or ethylene propylene diene rubber at present, effective serviceability temperature scope of neoprene is-30 ℃～100 ℃, effective serviceability temperature of ethylene propylene diene rubber is-40 ℃～120 ℃, surpass this temperature range, can significantly decline the working life of poly Vbelt, under the serviceability temperature of-50 ℃, this two classes belt all follows the string, and the life-span also only has about 20 hours.Therefore at the outdoor powerful device of cold zone, mostly have to adopt expensive mechanical transmission.
The disclosure of the invention of publication number CN101694234A a kind of automobile multi-wedge belt, comprise belt body, described belt body is made by the raw material of following weight portion: 100 parts of neoprenes, 2.8-3.5 part age resister, 35-45 part reinforcing agent, 6-8 part tenderer, 8-12 part vulcanzing agent, 1-1.5 part promoter, 1.5-2.5 part dispersing agent, 15-25 part short fibre and 1.5-2.5 part tackiness agents.The material of this poly Vbelt is still neoprene, and the temperature range of use is narrower, surpasses the serviceability temperature scope life-span shorter.
Summary of the invention
The object of the invention is to overcome the temperature range that existing poly Vbelt uses narrower, surpass shorter defect of serviceability temperature scope life-span, a kind of hydrogenated nitrile-butadiene rubber poly Vbelt is provided, it in wider temperature range-50 ℃～150 ℃ of normally effectively long-term works.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of motor hydrogenated butyronitrile poly Vbelt, described motor comprises the back of the body layer of cloth, bonding layer and compression layer from outside to inside successively with hydrogenated butyronitrile poly Vbelt, in bonding layer, be distributed with framework layer, compression layer internal surface has a plurality of wedge slots, the main gel kind of described bonding layer and compression layer is hydrogenated nitrile-butadiene rubber, and described back of the body layer of cloth is that the cement dip processing that base cloth is hydrogenated nitrile-butadiene rubber through main gel kind forms.
Acting as of each layer of the present invention:
1, back of the body layer of cloth: protection zone face, improves wear resistance and the scratch resistance thorn property at the belt back side;
3, framework layer: the longitudinal pulling force of carrying belt;
4, bonding layer: the Adhesion force that strengthens framework layer and other layers;
5, compression layer: main and belt wheel friction transferring power.
It is main glue kind that the present invention adopts hydrogenated nitrile-butadiene rubber, by the rational deployment to layer of structure, the best combination of glue kind formula process to the material of each layer and use, improved physical properties of the present invention, make the present invention can be in wider temperature range-50 ℃～150 ℃ of normally effectively long-term works, stable performance, long service life.
As preferably, back of the body ply gage is 0.5-1.0mm, and framework layer thickness is 0.8-1.5mm, and bondline thickness is 1.0-2.0mm, and thickness of compressed layer is 4.0-6.0mm.
Rationally control the thickness of each layer, so that the present invention reaches best performance.
As preferably, as follows for carrying on the back the rubber cement formula that the main gel kind of the base cloth immersion treatment of layer of cloth is hydrogenated nitrile-butadiene rubber, each component is all by weight: 100.0 parts of hydrogenated nitrile-butadiene rubbers, zine oxide 4.0-6.0 part, stearic acid 1.0-2.0 part, age resister 1.0-2.0 part, tackiness agent 4.0-7.0 part, carbon black 50.0-60.0 part, tenderer 6.0-8.0 part, vulcanzing agent 3.0-5.0 part, promoter 2.0-3.0 part; Co-crosslinker 1.0-2.0 part.Immersion treatment is that base cloth is immersed in rubber cement, takes out at once, enters baking oven at the temperature of 100 ℃ ± 1 ℃, dries 2-3min.
As preferably, the base cloth of described back of the body layer of cloth is high elasticity nylon elastic cloth, and the continuous rating elongation rate of described high elasticity nylon elastic cloth is 80%～120%.The continuous rating elongation rate of high elasticity nylon elastic cloth is 80%～120%, makes to carry on the back layer of cloth and has good tensile strength, has improved wear resistance.
As preferably, the material prescription that bonding layer main gel kind is hydrogenated nitrile-butadiene rubber is as follows, each component all by weight: 100.0 parts of hydrogenated nitrile-butadiene rubbers, zine oxide 5.0-6.0 part, stearic acid 1.0-2.0 part, age resister 1.0-3.0 part, tackiness agent 5.0-6.0 part, carbon black 50.0-60.0 part, tenderer 5.0-6.0 part, strengthening agent 15.0-18.0 part, crosslinking agent 4.0-5.0 part, co-crosslinker 1.5-2.0 part.
As preferably, the material prescription that compression layer main gel kind is hydrogenated nitrile-butadiene rubber is as follows, each component all by weight: 100.0 parts of hydrogenated nitrile-butadiene rubbers, zine oxide 5.0-6.0 part, stearic acid 1.0-2.0 part, age resister 2.0-3.0 part, tackiness agent 4.0-5.0 part, carbon black 60.0-70.0 part, tenderer 3.0-5.0 part, strengthening agent 15.0-17.0 part, short fibre 28-32 part, crosslinking agent 4.0-5.0 part, co-crosslinker 1.5-2.0 part.
In above-mentioned each formula, the concrete model of age resister is anti-aging agent RD, tackiness agent is adhesive RS+adhesive A, carbon black is selected carbon black N774 or carbon black N550, and tenderer is plasticizing agent TP-95, and strengthening agent is zinc acrylate resin, vulcanzing agent is sulphur, promoter is Vulcanization accelerator TMTD or DM, and crosslinking agent is cumyl peroxide (DCP), and co-crosslinker is iso-cyanuric acid triallyl ester (TAIC).
As preferably, short fibre is aramid fiber short fibre or the polyester staple fiber of length 1-5mm.Short fibre is that length 1-5mm makes the performance of compression layer good.
As preferably, the constituent material of described framework layer is polyester cord, and the density of arranging of polyester cord is 60-80 root/100mm.Polyester cord is commercially available prod (in factory's customization), this polyester cord main production is: the polyester cord of having twisted with the fingers is first through hardening agent dipping, pass through again RFL(resorcinol-formaldehyde) latex dipping, applying one deck and hydrogenated nitrile-butadiene rubber has the tackiness agent of excellent bonds effect (as opening nurse Roc) again, on surface, apply afterwards the rubber cement that one deck main gel kind is hydrogenated nitrile-butadiene rubber (with identical for carrying on the back the rubber cement formula that the main gel kind of the base cloth immersion treatment of layer of cloth is hydrogenated nitrile-butadiene rubber), coating thickness is at 0.15mm.The density of arranging of polyester cord is 60-80 root/100mm, and the intensity of hydrogenated butyronitrile poly Vbelt of the present invention is like this good.
The invention has the beneficial effects as follows: adopting hydrogenated nitrile-butadiene rubber is main glue kind, by the rational deployment to layer of structure, the best combination of glue kind formula process to the material of each layer and use, improved physical properties of the present invention, make the present invention can be in wider temperature range-50 ℃～150 ℃ of normally effectively long-term works, stable performance, long service life.
Accompanying drawing explanation
Fig. 1 is a kind of sectional structure schematic diagram of the present invention;
Fig. 2 is the Fatigue Life Comparison figure of 150 ℃ of lower three kinds of different subjects material poly Vbelts of condition, and wherein CR represents that material of main part is neoprene; EPDM represents that material of main part is ethylene propylene diene rubber; HNBR represents the present invention;
Fig. 3 is the Fatigue Life Comparison figure of-50 ℃ of lower three kinds of different subjects material poly Vbelts of condition, and wherein CR represents that material of main part is neoprene; EPDM represents that material of main part is ethylene propylene diene rubber; HNBR represents the present invention;
In figure: 1, back of the body layer of cloth, 2, framework layer, 3, bonding layer, 4, compression layer.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, technological scheme of the present invention is described in further detail.
Embodiment 1
A kind of motor hydrogenated nitrile-butadiene rubber poly Vbelt as shown in Figure 1, described motor comprises back of the body layer of cloth 1 from outside to inside successively with hydrogenated butyronitrile poly Vbelt, bonding layer 3 and compression layer 4, in bonding layer 3, be distributed with framework layer 2, compression layer internal surface has a plurality of wedge slots, the constituent material of framework layer 2 is polyester cord (Zhejiang Hai Zhimen rubber-plastic company, polyester rigid line rope, specification 1100dtex), the density of arranging of polyester cord is 60/100mm, back of the body layer of cloth 1 thickness is 0.5mm, framework layer 2 thickness are 0.8mm, bonding layer 3 thickness are 1.0mm, compression layer 4 thickness are 4.0mm.The main gel kind of described bonding layer 3 and compression layer 4 is hydrogenated nitrile-butadiene rubber; Back of the body layer of cloth 1 is for adopting the cement dip processing that high elasticity nylon elastic cloth is hydrogenated nitrile-butadiene rubber through main gel kind to form, the continuous rating elongation rate of high elasticity nylon elastic cloth is 80%, immersion treatment is that base cloth is immersed in rubber cement, take out at once, enter baking oven at the temperature of 100 ℃ ± 1 ℃, dry 2-3min.
In following formula: the concrete model of age resister is anti-aging agent RD, tackiness agent is adhesive RS+adhesive A, according to the ratio of 1:1, mix, carbon black is selected carbon black N550, and tenderer is plasticizing agent TP-95, and strengthening agent is zinc acrylate resin, vulcanzing agent is sulphur, promoter is Vulcanization accelerator TMTD, and crosslinking agent is cumyl peroxide (DCP), and co-crosslinker is iso-cyanuric acid triallyl ester (TAIC).
The rubber cement formula that is hydrogenated nitrile-butadiene rubber for the main gel kind of high elasticity nylon elastic cloth immersion treatment is as follows, each component all by weight::
100.0 parts of hydrogenated nitrile-butadiene rubbers, 4.0 parts, zine oxide, 1.0 parts of stearic acid, 1.0 parts, age resister, 4.0 parts, tackiness agent, 50.0 parts of carbon blacks, 6.0 parts of tenderers, 3.0 parts of vulcanzing agents, 2.0 parts of promoter, 1.0 parts of co-crosslinkers.
The material prescription that bonding layer 3 main gel kinds are hydrogenated nitrile-butadiene rubber is as follows, each component all by weight:
100.0 parts of hydrogenated nitrile-butadiene rubbers, 5.0 parts, zine oxide, 1.0 parts of stearic acid, 1.0 parts, age resister, 5.0 parts, tackiness agent, 50.0 parts of carbon blacks, 5.0 parts of tenderers, 15.0 parts of strengthening agents, 4.0 parts of crosslinking agents, 1.5 parts of co-crosslinkers.
The material prescription that compression layer 4 main gel kinds are hydrogenated nitrile-butadiene rubber is as follows, each component all by weight:
100.0 parts of hydrogenated nitrile-butadiene rubbers, 5.0 parts, zine oxide, 1.0 parts of stearic acid, 2.0 parts, age resister, 4.0 parts, tackiness agent, 60.0 parts of carbon blacks, 3.0 parts of tenderers, 15.0 parts of strengthening agents, 28 parts, short fibre, 4.0 parts of crosslinking agents, 1.5 parts of co-crosslinkers.Short fibre is the polyester staple fiber of length 1mm.
Embodiment 2
A kind of motor hydrogenated nitrile-butadiene rubber poly Vbelt as shown in Figure 1, described motor comprises the back of the body layer of cloth 1, bonding layer 3 and compression layer 4 from outside to inside successively with hydrogenated butyronitrile poly Vbelt, in bonding layer 3, be distributed with framework layer 2, the constituent material of framework layer 2 is polyester cord (Zhejiang Hai Zhimen rubber-plastic company, polyester rigid line rope, specification 1100dtex), the density of arranging of polyester cord is 70/100mm, back of the body layer of cloth 1 thickness is 0.75mm, framework layer 2 thickness are 1.15mm, bonding layer 3 thickness are 1.5mm, and compression layer 4 thickness are 5.0mm.The main gel kind of described bonding layer 3 and compression layer 4 is hydrogenated nitrile-butadiene rubber; Back of the body layer of cloth 1 is for adopting the cement dip processing that high elasticity nylon elastic cloth is hydrogenated nitrile-butadiene rubber through main gel kind to form, the continuous rating elongation rate of high elasticity nylon elastic cloth is 100%, immersion treatment is that base cloth is immersed in rubber cement, take out at once, enter baking oven at the temperature of 100 ℃ ± 1 ℃, dry 2-3min.
In following formula: the concrete model of age resister is anti-aging agent RD, tackiness agent is adhesive RS+adhesive A, according to the part by weight of 1:1, mix, carbon black is selected carbon black N774, and tenderer is plasticizing agent TP-95, and strengthening agent is zinc acrylate resin, vulcanzing agent is sulphur, promoter is altax, and crosslinking agent is cumyl peroxide (DCP), and co-crosslinker is iso-cyanuric acid triallyl ester (TAIC).
The rubber cement formula that is hydrogenated nitrile-butadiene rubber for the main gel kind of high elasticity nylon elastic cloth immersion treatment is as follows, each component all by weight:
100.0 parts of hydrogenated nitrile-butadiene rubbers, 5.0 parts, zine oxide, 1.5 parts of stearic acid, 1.5 parts, age resister, 5.5 parts, tackiness agent, 55.0 parts of carbon blacks, 7 parts of tenderers, 4.0 parts of vulcanzing agents, 2.5 parts of promoter; 1.5 parts of co-crosslinkers.
The material prescription that bonding layer 3 main gel kinds are hydrogenated nitrile-butadiene rubber is as follows, each component all by weight:
100.0 parts of hydrogenated nitrile-butadiene rubbers, 5.5 parts, zine oxide, 1.5 parts of stearic acid, 2.0 parts, age resister, 5.5 parts, tackiness agent, 55.0 parts of carbon blacks, 5.5 parts of tenderers, 16.5 parts of strengthening agents, 4.5 parts of crosslinking agents, 1.75 parts of co-crosslinkers.
The material prescription that compression layer 4 main gel kinds are hydrogenated nitrile-butadiene rubber is as follows, each component all by weight:
100.0 parts of hydrogenated nitrile-butadiene rubbers, 5.5 parts, zine oxide, 1.5 parts of stearic acid, 2.5 parts, age resister, 4.5 parts, tackiness agent, 65.0 parts of carbon blacks, 4.0 parts of tenderers, 16.0 parts of strengthening agents, 30 parts, short fibre, 4.5 parts of crosslinking agents, 1.75 parts of co-crosslinkers.Short fibre is the aramid fiber short fibre of length 3mm.
Embodiment 3
A kind of motor hydrogenated nitrile-butadiene rubber poly Vbelt as shown in Figure 1, described motor comprises back of the body layer of cloth 1, framework layer 2, bonding layer 3 and compression layer 4 from outside to inside successively with hydrogenated butyronitrile poly Vbelt, in bonding layer 3, be distributed with framework layer 2, the constituent material of framework layer 2 is polyester cord (Zhejiang Hai Zhimen rubber-plastic company, polyester rigid line rope, specification 1100dtex), the density of arranging of polyester cord is 80/100mm, back of the body layer of cloth 1 thickness is 1.0mm, framework layer 2 thickness are 1.5mm, and bonding layer 3 thickness are 2.0mm, and compression layer 4 thickness are 6.0mm.The main gel kind of described bonding layer 3 and compression layer 4 is hydrogenated nitrile-butadiene rubber; Back of the body layer of cloth 1 is for adopting the cement dip processing that high elasticity nylon elastic cloth is hydrogenated nitrile-butadiene rubber through main gel kind to form, the continuous rating elongation rate of high elasticity nylon elastic cloth is 120%, immersion treatment is that base cloth is immersed in rubber cement, take out at once, enter baking oven at the temperature of 100 ℃ ± 1 ℃, dry 2-3min.
In following formula: the concrete model of age resister is anti-aging agent RD, tackiness agent is adhesive RS+adhesive A, according to the part by weight of 1:1, mix, carbon black is selected carbon black N774, and tenderer is plasticizing agent TP-95, and strengthening agent is zinc acrylate resin, vulcanzing agent is sulphur, promoter is Vulcanization accelerator TMTD, and crosslinking agent is cumyl peroxide (DCP), and co-crosslinker is iso-cyanuric acid triallyl ester (TAIC).
The rubber cement formula that is hydrogenated nitrile-butadiene rubber for the main gel kind of high elasticity nylon elastic cloth immersion treatment is as follows, each component all by weight:
100.0 parts of hydrogenated nitrile-butadiene rubbers, 6.0 parts, zine oxide, 2.0 parts of stearic acid, 2.0 parts, age resister, 7.0 parts, tackiness agent, 60.0 parts of carbon blacks, 8.0 parts of tenderers, 5.0 parts of vulcanzing agents, 3.0 parts of promoter, 2.0 parts of co-crosslinkers.
The material prescription that bonding layer 3 main gel kinds are hydrogenated nitrile-butadiene rubber is as follows, each component all by weight:
100.0 parts of hydrogenated nitrile-butadiene rubbers, 6.0 parts, zine oxide, 2.0 parts of stearic acid, 3.0 parts, age resister, 6.0 parts, tackiness agent, 60.0 parts of carbon blacks, 6.0 parts of tenderers, 18.0 parts of strengthening agents, 5.0 parts of crosslinking agents, 2.0 parts of co-crosslinkers.
The material prescription that compression layer 4 main gel kinds are hydrogenated nitrile-butadiene rubber is as follows, each component all by weight:
100.0 parts of hydrogenated nitrile-butadiene rubbers, 6.0 parts, zine oxide, 2.0 parts of stearic acid, 3.0 parts, age resister, 5.0 parts, tackiness agent, 70.0 parts of carbon blacks, 5.0 parts of tenderers, 17.0 parts of strengthening agents, 32 parts, short fibre, 5.0 parts of crosslinking agents, 2.0 parts of co-crosslinkers.Short fibre is the aramid fiber short fibre of length 5mm.
Even for guaranteeing the length of hydrogenated nitrile-butadiene rubber poly Vbelt, adopt the production procedure of the moulding of whole cylinder, the rear emery wheel polishing of cutting.
the mode of production of the present invention
During moulding, adopt the method for reverse wrap molding, that is: on metal mold, first bag pastes one deck back of the body layer of cloth 1, then bag subsides one deck bonding layer 3 films, is wound around afterwards the polyester cord of framework layer 2, and bag pastes one deck bonding layer 3 films, and bag pastes after six layer compression layer 4 film.
Film is all produced by mangler, controls the gap of roller, thickness 0.7-1.5mm, and film, in calender line, carries out cooling with cooling roll.
Sulfuration is used the flat gum cover of the vulcanization of rubber to carry out, that is: first by technician, on control computer, set curing parameter (temperature 160-180 degree, pressure 0.8-1.5Mpa, time 25-50min) again by the made-up belt of forming together with metal mold, hang on the platform of autoclave press, package the flat gum cover of the corresponding vulcanization of rubber, press start button, whole sulfidation automatically completes under the monitoring of computer, operator can not change the running parameter of sulfurizing pot, has guaranteed the uniformity of every product degree of cure.
The tensioning of Horizontal double roller cutting machine is used in cutting, presets cutting width and feed velocity, wolfram steel cylinder blade and the feed mode of being with the axial vertical cut in 90 ° of cylinder, and computer is automatically controlled and has been cut.
Polishing is used horizontal automatic sander to carry out, and presets belt length and the polishing amount of feed, uses emery wheel automatically to polish.
the performance comparison of different subjects glue kind
By the present invention and neoprene, be that main gel kind, Ethylene Propylene Terpolymer are the same specification isostructure manufacture test comparison of main gel kind, the results are shown in accompanying drawing 2, accompanying drawing 3.
Table 1
| ? | CR | EPDM | HNBR |
| Radial drawing powerful (Mpa) | 12.1 | 16.7 | 18.6 |
| Elongation at break (%) radially | 50 | 79 | 45 |
| Broadwise tensile strength (Mpa) | 8 | 12.5 | 13.5 |
| Broadwise elongation at break (%) | 185 | 203 | 250 |
| Hardness (SHA °) | 83 | 86 | 85 |
Table 1 represents the performance comparison of the film that the rear three kinds of different materials of sulfuration make; (wherein CR represents neoprene; EPDM represents ethylene propylene diene rubber; HNBR represents that material of main part is the present invention).
Table 2
| ? | CR | EPDM | HNBR |
| Tensile strength (single/KN) | 4.5 | 4.6 | 4.6 |
| 1.0KN continuous rating elongation rate (single, %) | 1.2 | 1.1 | 1.2 |
| Cloth glue adhesion (N/mm) | 3.5 | 2.8 | 3.2 |
| Cotton rope is extracted (KN/m) out | 30 | 32 | 35 |
Table 2 represents the traditional performance contrast of the lower three kinds of different subjects material hydrogenated butyronitrile poly Vbelts of normal temperature, and (wherein CR represents that material of main part is neoprene; EPDM represents that material of main part is ethylene propylene diene rubber; HNBR represents that material of main part is the present invention).
According to above Fig. 2, Fig. 3 and table 1, table 2, can find out, when high temperature and low temperature, the life-span of the present invention is apparently higher than other two kinds of comparative examples.
Above-described embodiment is a kind of preferably scheme of the present invention, not the present invention is done to any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technological scheme that claim records.
Claims (4)
1. a motor hydrogenated butyronitrile poly Vbelt, it is characterized in that: described motor comprises the back of the body layer of cloth (1), bonding layer (3) and compression layer (4) from outside to inside successively with hydrogenated butyronitrile poly Vbelt, in bonding layer, be distributed with framework layer (2), compression layer internal surface has a plurality of wedge slots, the main gel kind of described bonding layer and compression layer is hydrogenated nitrile-butadiene rubber, and described back of the body layer of cloth is that the cement dip processing that base cloth is hydrogenated nitrile-butadiene rubber through main gel kind forms;
Back of the body ply gage is 0.5-1.0mm, and framework layer thickness is 0.8-1.5mm, and bondline thickness is 1.0-2.0mm, and thickness of compressed layer is 4.0-6.0mm;
As follows for carrying on the back the rubber cement formula that the main gel kind of the base cloth immersion treatment of layer of cloth is hydrogenated nitrile-butadiene rubber, each component is all by weight: 100.0 parts of hydrogenated nitrile-butadiene rubbers, zine oxide 4.0-6.0 part, stearic acid 1.0-2.0 part, age resister 1.0-2.0 part, tackiness agent 4.0-7.0 part, carbon black 50.0-60.0 part, tenderer 6.0-8.0 part, vulcanzing agent 3.0-5.0 part, promoter 2.0-3.0 part; Co-crosslinker 1.0-2.0 part;
The material prescription that bonding layer main gel kind is hydrogenated nitrile-butadiene rubber is as follows, each component is all by weight: 100.0 parts of hydrogenated nitrile-butadiene rubbers, zine oxide 5.0-6.0 part, stearic acid 1.0-2.0 part, age resister 1.0-3.0 part, tackiness agent 5.0-6.0 part, carbon black 50.0-60.0 part, tenderer 5.0-6.0 part, strengthening agent 15.0-18.0 part, crosslinking agent 4.0-5.0 part, co-crosslinker 1.5-2.0 part;
The material prescription that compression layer main gel kind is hydrogenated nitrile-butadiene rubber is as follows, each component is all by weight: 100.0 parts of hydrogenated nitrile-butadiene rubbers, zine oxide 5.0-6.0 part, stearic acid 1.0-2.0 part, age resister 2.0-3.0 part, tackiness agent 4.0-5.0 part, carbon black 60.0-70.0 part, tenderer 3.0-5.0 part, strengthening agent 15.0-17.0 part, short fibre 28-32 part, crosslinking agent 4.0-5.0 part, co-crosslinker 1.5-2.0 part;
In above-mentioned each formula, the concrete model of age resister is anti-aging agent RD, tackiness agent is adhesive RS+adhesive A, carbon black is selected carbon black N774 or carbon black N550, and tenderer is plasticizing agent TP-95, and strengthening agent is zinc acrylate resin, vulcanzing agent is sulphur, promoter is Vulcanization accelerator TMTD or DM, and crosslinking agent is cumyl peroxide, and co-crosslinker is iso-cyanuric acid triallyl ester.
2. motor according to claim 1 hydrogenated butyronitrile poly Vbelt, is characterized in that: the base cloth of described back of the body layer of cloth is high elasticity nylon elastic cloth, and the continuous rating elongation rate of described high elasticity nylon elastic cloth is 80%～120%.
3. motor according to claim 1 hydrogenated butyronitrile poly Vbelt, is characterized in that: short fibre is aramid fiber short fibre or the polyester staple fiber of length 1-5mm.
4. motor according to claim 1 hydrogenated butyronitrile poly Vbelt, is characterized in that: the constituent material of described framework layer is polyester cord, and the density of arranging of polyester cord is 60-80 root/100mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210118580.5A CN102661356B (en) | 2012-04-23 | 2012-04-23 | Hydrogenated nitrile butadiene V-ribbed belt for engine |
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| CN201210118580.5A CN102661356B (en) | 2012-04-23 | 2012-04-23 | Hydrogenated nitrile butadiene V-ribbed belt for engine |
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| CN1491978A (en) * | 2003-07-18 | 2004-04-28 | 朱国有 | Rubber automobile synchronous belt and its producing method |
| CN101802441A (en) * | 2007-07-27 | 2010-08-11 | 阪东化学株式会社 | Friction transmission belt and automobile ancillary drive belt transmission unit using the same |
| CN202520856U (en) * | 2012-04-23 | 2012-11-07 | 宁波丰茂远东橡胶有限公司 | Hydrogenated nitrile-butadiene ribbed belt for engines |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5116791B2 (en) * | 2010-03-23 | 2013-01-09 | 株式会社椿本チエイン | Toothed belt |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1491978A (en) * | 2003-07-18 | 2004-04-28 | 朱国有 | Rubber automobile synchronous belt and its producing method |
| CN101802441A (en) * | 2007-07-27 | 2010-08-11 | 阪东化学株式会社 | Friction transmission belt and automobile ancillary drive belt transmission unit using the same |
| CN202520856U (en) * | 2012-04-23 | 2012-11-07 | 宁波丰茂远东橡胶有限公司 | Hydrogenated nitrile-butadiene ribbed belt for engines |
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